CVE-2015-9016
In blk_mq_tag_to_rq in blk-mq.c in the upstream kernel, there is a possible use after free due to...
In blk_mq_tag_to_rq in blk-mq.c in the upstream kernel, there is a possible use after free due to a race condition when a request has been previously freed by blk_mq_complete_request. This could lead to local escalation of privilege. Product: Android. Versions: Android kernel. Android ID: A-63083046.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- High
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
In blk_mq_tag_to_rq in blk-mq.c in the upstream kernel, there is a possible use after free due to a race condition when a request has been previously freed by blk_mq_complete_request. This could lead to local escalation of privilege. Product: Android. Versions: Android kernel. Android ID: A-63083046.
- Record
CVE-2015-9016- CVSS 3.0
- 7.0 High
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.9 Medium
AV:L/AC:M/Au:N/C:C/I:C/A:C - Weakness
- CWE-264, CWE-362
- Updated
- 2026-11-02
CVE List No score
In blk_mq_tag_to_rq in blk-mq.c in the upstream kernel, there is a possible use after free due to a race condition when a request has been previously freed by blk_mq_complete_request. This could lead to local escalation of privilege. Product: Android. Versions: Android kernel. Android ID: A-63083046.
- Record
CVE-2015-9016- Updated
- 2026-11-02
EUVDEUVD-2015-8870 No score
In blk_mq_tag_to_rq in blk-mq.c in the upstream kernel, there is a possible use after free due to a race condition when a request has been previously freed by blk_mq_complete_request. This could lead to local escalation of privilege. Product: Android. Versions: Android kernel. Android ID: A-63083046.
- Record
EUVD-2015-8870- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-6q4m-7h3g-6qjr
In blk_mq_tag_to_rq in blk-mq.c in the upstream kernel, there is a possible use after free due to...
In blk_mq_tag_to_rq in blk-mq.c in the upstream kernel, there is a possible use after free due to a race condition when a request has been previously freed by blk_mq_complete_request. This could lead to local escalation of privilege. Product: Android. Versions: Android kernel. Android ID: A-63083046.
- Record
GHSA-6q4m-7h3g-6qjr- CVSS 3.0
- 7.0 High
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSV
In blk_mq_tag_to_rq in blk-mq.c in the upstream kernel, there is a possible use after free due to a race condition when a request has been previously freed by blk_mq_complete_request. This could lead to local escalation of privilege. Product: Android. Versions: Android kernel. Android ID: A-63083046.
- Record
CVE-2015-9016- CVSS 3.0
- 7.0 High
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVDEBIAN-CVE-2015-9016
In blk_mq_tag_to_rq in blk-mq.c in the upstream kernel, there is a possible use after free due to a race condition when a request has been previously freed by blk_mq_complete_request. This could lead to local escalation of privilege. Product: Android. Versions: Android kernel. Android ID: A-63083046.
- Record
DEBIAN-CVE-2015-9016- CVSS 3.0
- 7.0 High
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
OSVUBUNTU-CVE-2015-9016
In blk_mq_tag_to_rq in blk-mq.c in the upstream kernel, there is a possible use after free due to a race condition when a request has been previously freed by blk_mq_complete_request. This could lead to local escalation of privilege. Product: Android. Versions: Android kernel. Android ID: A-63083046.
- Record
UBUNTU-CVE-2015-9016- CVSS 3.0
- 7.0 High
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
linuxDebian:12 |
before 4.2.3-1 | 4.2.3-1 |
linuxDebian:13 |
before 4.2.3-1 | 4.2.3-1 |
linuxDebian:14 |
before 4.2.3-1 | 4.2.3-1 |
linuxDebian:8 From an advisory covering 33 CVEs |
before 3.16.56-1, plus listed versions 3.16.36-13.16.36-1+deb8u13.16.36-1+deb8u1~bpo70+13.16.36-1+deb8u23.16.36-1+deb8u2~bpo70+1 Show 45 moreShow less3.16.39-13.16.39-1+deb8u13.16.39-1+deb8u1~bpo70+13.16.39-1+deb8u1~bpo70+1+gcc4.43.16.39-1+deb8u23.16.39-1~bpo70+13.16.43-13.16.43-23.16.43-2+deb8u13.16.43-2+deb8u23.16.43-2+deb8u33.16.43-2+deb8u43.16.43-2+deb8u53.16.48-13.16.51-13.16.51-23.16.51-33.16.51-3+deb8u13.16.7-ckt11-13.16.7-ckt11-1+deb8u13.16.7-ckt11-1+deb8u23.16.7-ckt11-1+deb8u2~bpo70+13.16.7-ckt11-1+deb8u33.16.7-ckt11-1+deb8u3~bpo70+13.16.7-ckt11-1+deb8u43.16.7-ckt11-1+deb8u4~bpo70+13.16.7-ckt11-1+deb8u53.16.7-ckt11-1+deb8u63.16.7-ckt11-1+deb8u6~bpo70+13.16.7-ckt11-1~bpo70+13.16.7-ckt17-13.16.7-ckt20-13.16.7-ckt20-1+deb8u13.16.7-ckt20-1+deb8u23.16.7-ckt20-1+deb8u2~bpo70+13.16.7-ckt20-1+deb8u33.16.7-ckt20-1+deb8u3~bpo70+13.16.7-ckt20-1+deb8u43.16.7-ckt20-1+deb8u4~bpo70+13.16.7-ckt25-13.16.7-ckt25-1~bpo70+13.16.7-ckt25-23.16.7-ckt25-2+deb8u13.16.7-ckt25-2+deb8u23.16.7-ckt25-2+deb8u3 |
3.16.56-1 |
History
| Recorded | Changed | Sources |
|---|---|---|
| affected, facts | ||
| affected | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2015-9016 is a high vulnerability (CVSS 7.0) in Google Android, published April 5, 2018. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.14%, the 3rd percentile. Fixed in linux 4.2.3-1.
References
debian.org/security/2018/dsa-4187
github.com/torvalds/linux/commit/0048b4837affd153897ed1222283492070027aa9
source.android.com/security/bulletin/2018-02-01
nvd.nist.gov/vuln/detail/CVE-2015-9016
security-tracker.debian.org/tracker/CVE-2015-9016
ubuntu.com/security/CVE-2015-9016
cve.org/CVERecord?id=CVE-2015-9016
Left out here: 6 versions. The JSON record has them.